Balance beam



FIG. 1 is a perspective view of the balance beam showing my new design;

FIG. 2 is a front elevation view of the balance beam; the rear elevation view being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevation view of the balance beam; the left side elevation view being a mirror image thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a perspective view of the balance beam shown in use.

The balance beam is shown with a symbolic break in its length indicated by the dash-dot-dash lines. The appearance of any portion of the article between the break lines forms no part of the claimed design.

The broken lines in the drawings illustrate portions of the balance beam that form no part of the claimed design.

The broken lines showing a person, handles and bands in FIG. 6 are to illustrate environment and form no part of the claim design. 

CLAIM The ornamental design for a balance beam, as shown and described. 